diff --git a/users/rin/home.nix b/users/rin/home.nix
index 076988b..20f8c49 100644
--- a/users/rin/home.nix
+++ b/users/rin/home.nix
@@ -63,6 +63,9 @@
         key = "059F098EBF0E9A13E10A46BF6500251E087653C9";
         signByDefault = true;
       };
+      extraConfig = {
+        core.abbrev = 11;
+      };
     };
     gpg = {
       enable = true;